Copyright

Copyright © 2003 Sun Microsystems, Inc.

4150 Network Circle, Santa Clara, California 95054 U.S.A.

All rights reserved.

Sun, Sun Microsystems, the Sun logo, Java, JavaBeans, the 100% Pure Java logo, the Duke logo and the Java Coffee Cup logo are trademarks or registered trademarks of Sun Microsystems, Inc. in the U.S. and other countries. UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open Company, Ltd. All other product names mentioned herein are the trademarks of their respective owners.

Sun Microsystems, Inc. has intellectual property rights relating to technology described in this publication. In particular, and without limitation, these intellectual property rights may include one or more of the U.S. patents listed at http://www.sun.com/patents and one or more additional patents or pending patent applications in the U.S. and other countries.

THIS PUBLICATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WAR-RANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.

THIS PUBLICATION COULD INCLUDE TECHNICAL INACCURACIES OR TYPOGRAPHICAL ERRORS. CHANGES ARE PERIODICALLY ADDED TO THE INFORMATION HEREIN; THESE CHANGES WILL BE INCORPORATED IN NEW EDITIONS OF THE PUBLICATION. SUN MICROSYSTEMS, INC., MAY MAKE IMPROVEMENTS AND/OR CHANGES IN THE PRODUCT(S) AND/OR THE PROGRAM(S) DESCRIBED IN THIS PUBLICATION AT ANY TIME.

The publisher offers discounts on this book when ordered in quantity for special sales. For more information, please contact:

Pearson Education Corporate Sales Division

One Lake Street

Upper Saddle River, NJ 07458

[phone]

[e-mail]

Visit Addison-Wesley on the Web: www.awprofessional.com

Library of Congress Control Number: 2002102513

All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form, or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior consent of the publisher. Printed in the United States of America. Published simultaneously in Canada.

Text printed on recycled paper

1 2 3 4 5 6 7 8 9 10 CRS 0706050403

First printing, May 2003

Dedication

To my family

Vlada Matena

To my parents and Kavitha

Sanjeev Krishnan

To Jim and Caroline

Linda DeMichiel

To two very special women: Edith Aujame and Jeanne Ashe

Beth Stearns